Sulfurized additives with low levels of alkyl phenols
US11572523B1 · kind B1 · utility
3Cited by
109References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2022 |
| Grant date | Feb 7, 2023 |
| Priority date | — |
| Expiry date | Jan 26, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2030/52
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure provides a detergent additives and methods for preparing a sulfurized alkyl phenate product to achieve a high sulfurization ratio and low levels of un-sulfurized alkyl phenols.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.